Submit the purch order workflow using x++ d365fo

 PurchTable purchTable;

  purchTable = PurchTable::find("Test001");

    changecompany (purchTable.dataAreaId)

    {

        if (purchTable != null && purchTable.canSubmitToWorkflow(workflowTypeStr(PurchTableTemplate)))

        {

            purchTable.submitToWorkflow(workFlowTypeStr(PurchTableTemplate), '', false);

        }

    }